fix step not working in unit input

src/components/settings_modal/helpers/unit_setting.vue

@@ -13,7 +13,7 @@
       :id="path"
       class="input number-input"
       type="number"
-      step="step"
+      :step="step"
       :disabled="disabled"
       :min="min || 0"
       :value="stateValue"